CN1397415A - Numerally controlled punching machine with automatic image location - Google Patents
Numerally controlled punching machine with automatic image location Download PDFInfo
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- CN1397415A CN1397415A CN 02136287 CN02136287A CN1397415A CN 1397415 A CN1397415 A CN 1397415A CN 02136287 CN02136287 CN 02136287 CN 02136287 A CN02136287 A CN 02136287A CN 1397415 A CN1397415 A CN 1397415A
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Abstract
A numerally controlled punch machine with automatic image aligning function is composed of main body, punch cylinder, punch lever and its driver, punch head guide block, punch head moving system, lever-type float fulcrum regulator, image pick-up system (CCD) and oblique astigmatic system. The light from light source passes through duffusing glass and workpiece target center into the said image pick-up system to form an image on display. The error of target center is automatically recognized by computer and converted to an advance signal to step motor for automatically locating the workpiece to correct position. Its advantages are long service life of punch head and female die and high image definition.
Description
Technical field
The present invention relates to a kind of perforating press, particularly relate to a kind of numerical control punching machine that can find accurately automatically the image of datum hole, it is applicable to the basic process hole punching out of printed circuit board (PCB) and label industry.
Background technology
At present the basic process hole of printed circuit board (PCB) and label is general adopts traditional machining process, and as punching press, drilling etc., its machining accuracy depends on traditional machine-tool and operating personnel's level, the position precision in the hole that is difficult to reach higher.It is PZ-DESK datum hole perforating press that there is a kind of model in recent Japan, it utilizes image production system (CCD) to realize finding accurately automatically and punching, its structure is referring to shown in Fig. 7,8,9, in body 8 anterior device punching cylinder 4 is arranged, make the piston rod 9 of cylinder 4 drive the campaign of punching up and down that punch carrier 5 realizes pinpoint accuracy by linear ball bearing 7, be embedded with the drift 2 of workpiece in punch carrier 5 front sides, the lower end of drift 2 is punch 3 of workpiece, the lower end of punch 3 and be the die (not shown) of workpiece on same axis; In addition, with punch 3 same axis on returning apparatus image production system (CCD) 1 is arranged, it is used for taking by the punching bit image, and this signal is delivered to computer carry out image and handle, calculate the deviation of image and carry out the automation correction, to realize the accurate localization punching.PZ-DESK datum hole perforating press is characterized in image production system (CCD) 1 and die on same axis, and image production system (CCD) the 1st, and is immovable; And punch carrier 5 is synthetic by two motions, promptly driving the piston rod 9 that the campaign of punching up and down of punch carrier 5 reaches with punching cylinder 4 by the piston rod 9 of cylinder 4 is that the center rotates, in the time will making a video recording, punch carrier 5 is under the pulling of high accuracy reciprocating device 6, punch carrier 5 is left the die axis and is entered image capture state 20, after the shooting of finding a view finishes, the control signal program of sending is corrected in the beginning automation, make punch carrier 5 enter the position of die axis and enter punching state 12, punching cylinder 4 is finished the operation of punching then.
PZ-DESK datum hole punching function realizes the punching of high-precision location, yet its problem is a punch carrier 5 is that the center rotates with piston rod 9 once towards a Kong Jun whenever, and all to guarantee to be reset to die on same axis, this is to bringing very big difficulty on the manufacturing process, and use the positioning accuracy error that afterwards certainly will cause punch carrier 5 to rotatablely move for a long time, thereby influence the service life of drift and die because of friction of motion.Secondly, the astigmatic system panel 10 and the workpiece of translation must have certain interval δ, and this reads accuracy to image can produce certain influence; Again because die and punch carrier 5 fixedly be to realize by quality of fit, just exist certain clearance to influence the accuracy of punching.
Summary of the invention
The objective of the invention is to be to overcome defective of the prior art, provide a kind of image production system (CCD) that utilizes to realize to guarantee again when finding accurately automatically drift and die forever on same axis, find the numerical control punching machine automatically accurately with the image in service life of raising drift and die.
The objective of the invention is to realize by the numerical control punching machine that provides a kind of image to find accurately automatically with following structure, the numerical control punching machine that this image is found accurately automatically comprises: drift actuating unit and kinematic system, the vertical punching cylinder that installs the drift actuating unit in the right-side cavity of " " type body, piston rod in the cylinder is connected with the punching lever by removable pin, and realizes punching campaign up and down by connecting rod drive punch carrier in the drift guide runner; Install the lever floating fulcrum governor motion of floating fulcrum set screw nail, floating fulcrum slide block, floating fulcrum returning spring composition again at the upside of " " type body, the floating fulcrum slide block connects by pin and punching lever, be used to regulate the height up and down of drift, that is to say and regulate the degree of depth that drift inserts die.Utilize the straight-line straight line moving sets of ball of drift guide runner and drift guide rail, guarantee that punch carrier do not have that move in the gap and light and flexible, the life-span of having guaranteed punching precision and drift again simultaneously.In addition, it is synthetic and by the structure of screw tightening that the clamping device of drift is designed to two halves (half), thereby the gap between punch carrier and the drift is eliminated, and increases transmission rigidity, and can overcome recoil strength and do not contract after not making drift.Device has the rubber stripper below drift, in order to conveniently to take off the structural reliability of expecting and increasing its punch-head assembly.Image capturing system (CCD), it is design like this: inclined installs find a view cylinder and piston rod thereof in the center lumen of " " type body, be connected view finder and reflective mirror with the lower end of described piston rod by removable pin, when the piston rod of the cylinder of finding a view when find a view guide rail and the slide block that are fixed in " " type body move back and forth, just drive view finder and reflective mirror and move back and forth towards the workpiece table top; On the other hand at the parallel camera that is equipped with in " " type body left side with the drift guide runner, when view finder and reflective mirror when the workpiece panel moves to the operating position of terminal, camera begins to find a view and takes the hole bit image and send control signal, and automation finds accurately and reaches the accurate localization punching, and this is to utilize the finder system of two reflective mirrors to realize image capture function outside the die axis.The picked-up angle [alpha] can be by 0～60 ° of variation.Utilization find a view guide rail and the straight-line straight line ball of slide block moving sets guarantee that view finder does not have gap motion light and flexible, have guaranteed the accuracy of finding a view of view finder simultaneously again.The astigmatic system of oblique movement, imaging in order to ensure image production system (CCD) is clear, the astigmatic system of oblique movement is adjacent to workpiece by astigmatic cylinder with scattering sheet, thereby has corrected above-mentioned translation of the prior art astigmatism system's panel and workpiece must have the defective at certain interval.The die system that moves up and down; below die; connecting the die cylinder; by die guide rail, die slide block die is moved up and down accurately; this at present light source just can be smoothly produce system (CCD) at image and go up and produce the image that light source down shines by scattering sheet; utilize adjusting nut to regulate the high and low position of die, make it equal, lock with lock screw then with the workpiece panel.Each device has an inflatable mouth in the both sides of punch carrier, being used for that image is read the district blows, it is flat that edge of work warpage is partly blown, to improve the precision of edge punching, because scattering sheet of the present invention and workpiece panel are at grade, could realize this function, if translation of the prior art astigmatism system's panel and workpiece have certain interval, it is recessed that then air blowing can make workpiece.The source of the gas of described inflatable mouth is the clean gas that workpiece panel getter device is drained.
The course of work of the present invention is such: power supply and source of the gas are connected during original state, and the numerical control punching machine that image is found accurately automatically is in and videotapes duty.After workpiece was put on the workpiece panel, light source saw through the workpiece target center equably by scattering sheet, and light enter image production system (CCD), and imaging is on display by the reflection of two reflecting piece.After with the hand travelling workpiece target center being moved in the scope of display regulation, step on and foot-operated open and workpiece and table top are firmly held by a special entity, meanwhile, computer automatically identifies the target center error, and give stepper motor with the feeding signal that this error signal is converted to X, two coordinates of Y and carry out, realize that promptly the workpiece panel does the feed motion of X, two coordinates of Y with workpiece, and workpiece is corrected to the tram automatically, thereby workpiece is accurately positioned.
The view finder feed mechanism is return view finder after workpiece is corrected to the tram automatically, and after scattering sheet also withdrawed from simultaneously and obtained confirming this moment, punch carrier, drift and die kinematic system began and finish the operation of punching.The punching release, through time-delay, drift and die set back, and view finder and scattering sheet are got back to original state again separately, wait for the beginning of next punching.
The straight line moving sets of the straight line moving sets of the straight line moving sets of drift guide runner of the present invention and drift guide rail, find a view guide rail and slide block, die guide rail and die slide block all adopts the structure of ball straight line moving sets; and they all are the adjustings that realized glade plane space by slide block separately, with guarantee above-mentioned each kinematic pair flexibly and reliability.
Compared with prior art, the invention has the advantages that drift and die make be improved the service life of drift and die forever on same axis; Secondly the astigmatic imaging system of oblique movement of the present invention is by the scattering sheet feed mechanism scattering sheet to be adjacent to workpiece, and the imaging definition of image production system (CCD) is improved, punching out accuracy height, and service life of equipment is long.
Description of drawings
Fig. 1 videotapes the structural representation of duty for the present invention is in;
Fig. 2 is a floating fulcrum governor motion schematic diagram of the present invention;
Fig. 3 is the A-A cutaway view of Fig. 1;
Fig. 4 is the B-B cutaway view of Fig. 1;
Fig. 5 is the C-C cutaway view of Fig. 1;
Fig. 6 is in the structural representation of punch work state for the present invention;
Fig. 7 is a kind of prior art structural representation;
Fig. 8 is a prior art punching view;
Fig. 9 is the prior art view of finding a view;
The specific embodiment
Embodiment describes in further detail the present invention below in conjunction with accompanying drawing.
Fig. 1 to Fig. 6 shows the embodiment of the numerical control punching machine that image of the present invention finds accurately automatically.The drift kinematic system is design like this: the vertical punching cylinder 2 that installs in the right-side cavity of " " type body 1, piston rod 201 in the cylinder 2 is connected with punching lever 3 by removable pin 202, and realizes punching campaign up and down by connecting rod 8 drive punch carrier 9 in drift guide runner 7; Install the lever floating fulcrum governor motion of floating fulcrum set screw nail 25, floating fulcrum slide block 26, floating fulcrum returning spring 27 compositions again at the upside of " " type body 1, floating fulcrum slide block 26 connects by pin 32 and punching lever 3, be used to regulate the height up and down of drift 11, that is to say and regulate the degree of depth that drift 11 inserts die 19.Utilize the straight-line ball straight line moving sets 30 of drift guide runner 7 and drift guide rail 10, guarantee that punch carrier 9 no gaps move and light and flexible, the life-span of having guaranteed punching accuracy and drift 11 again simultaneously.In addition, it is synthetic and by the structure of screw 36 tightenings that the clamping device of drift 11 is designed to two halves (half) 29, thereby the gap between punch carrier 9 and the drift 11 is eliminated, increase transmission rigidity, and can overcome recoil strength and do not make contract behind the drift 11 (seeing shown in Figure 4).Device has rubber stripper 12 below drift 11, in order to conveniently to take off the structural reliability of expecting and increasing its drift 11 assemblies.
Image capturing system (CCD) is design like this: inclined installs find a view cylinder 4 and piston rod 401 thereof in the center lumen of " " type body 1, be connected view finder 13 and reflective mirror 14 with the lower end of described piston rod 401 by removable pin 402, when the piston rod 401 of the cylinder 4 of finding a view when find a view guide rail 6 and the slide block 5 that are fixed in " " type body 1 move back and forth, just drive view finder 13 and reflective mirror 14 and move back and forth towards workpiece table top 405; On the other hand at " " type body 1 left side and the drift guide runner 7 parallel cameras 28 that are equipped with, when view finder 13 and reflective mirror 14 when workpiece panel 40 moves to the operating position of terminal, when being position as shown in Figure 1, camera 28 begins to find a view and takes the hole bit image and send control signal, and automation finds accurately and reaches the accurate localization punching, and this is to utilize the finder system of two reflective mirrors to realize image capture function outside die 19 axis.The picked-up angle [alpha] can be by 0～60 ° of variation.Utilization find a view guide rail 6 and slide block 5 straight-line ball straight line moving sets are guaranteed view finder 13 no gap motion light and flexible, have guaranteed the accuracy of finding a view of view finder 13 simultaneously again.
Imaging in order to ensure image production system (CCD) is clear, the astigmatic system of oblique movement is adjacent to workpiece 42 by scattering sheet feeding cylinder 16 with scattering sheet 15, must have the defective of certain interval δ thereby corrected above-mentioned translation astigmatism system's panel of the prior art and workpiece, this interval δ causes visual unsharp defective; Simultaneously below die 19; connecting die cylinder 22; by die guide rail 20, die slide block 21 die 19 is moved up and down accurately, light source 41 just can be smoothly by scattering sheet 15 image that light source 41 shines under image production system (CCD) upward produces at present for this.Utilize adjusting nut 23 to regulate the high and low position of die 19, make it equal, then with lock screw 24 lockings with workpiece panel 40.Each device has an inflatable mouth 33 (shown in Fig. 3) in the both sides of punch carrier 9, being used for that image is read the district blows, make workpiece 42 edge warpings partly blow flat, to improve the precision of edge punching, because scattering sheet 15 of the present invention and workpiece panel 40 are at grade, could realize this function, if translation of the prior art astigmatism system's panel and workpiece have certain interval δ, it is recessed that then air blowing can make workpiece.The source of the gas of described inflatable mouth 33 is clean gas that workpiece panel 40 getter device (not shown) are drained.
The course of work of the present invention is such: power supply and source of the gas are connected during original state, and the numerical control punching machine that image is found accurately automatically is in and videotapes duty.After workpiece 42 was put on the workpiece panel 40, light source 41 saw through workpiece 42 target centers equably by scattering sheet 15, and light enter image production system (CCD), and imaging is on the display (not shown) by the reflection of two reflecting piece 14.With hand travelling workpiece 42, coarse positioning, target center moved in the scope of display regulation after, step on foot-operated open and (not shown) firmly holds workpiece 42 and table top by a special entity (not shown), meanwhile the computer (not shown) automatically identifies the target center error, and give the stepper motor (not shown) with the feeding signal that this error signal is converted to X, two coordinates of Y and carry out, realize that promptly workpiece panel 4 does the feed motion of X, two coordinates of Y with workpiece 42, and workpiece 42 is corrected to the tram automatically.
After workpiece 42 was corrected to the tram automatically, view finder 13 was return (referring to the state of Fig. 6), and this moment, scattering sheet 15 also withdrawed from simultaneously, above-mentioned two withdraw from action obtain confirming after, punch carrier 9, drift 11 and die 19 kinematic systems begin and finish the operation of punching.The punching release, through time-delay, drift 11 and die 19 set back, and view finder 13 and scattering sheet 15 are got back to the original state of Fig. 1 again separately, wait for the beginning of next punching.
The straight line moving sets of the straight line moving sets of the straight line moving sets of drift guide runner 7 of the present invention and drift guide rail 10, find a view guide rail 6 and slide block 5, die guide rail 20 and die slide block 21 all adopts the structure (shown in Fig. 3) of the straight-line straight line moving sets 30 of ball; and they all are the adjustings that realized glade plane space by slide block separately, with guarantee above-mentioned each kinematic pair flexibly and reliability.
Claims (10)
1. numerical control punching machine that image is found accurately automatically, it comprises: " " type body (1), the vertical punching power set (2) that install in the right-side cavity of described " " type body (1), punching lever (3), punch carrier (9), drift guide runner (7), drift guide rail (10), camera (28) and in the center lumen of " " type body (1) inclined install view finder feed mechanism (4), view finder (13), reflective mirror (14), below punch carrier (9), be provided with scattering sheet feed arrangement (16), die (19), die feed mechanism (22), die guide rail (20), die slide block (21), following light source (41), scattering sheet (15); It is characterized in that:
A. be provided with piston rod (201) in the described punching cylinder (2) and prop up with an end pivot of punching lever (3) by pivot backing pin (202) and be connected, the other end of described punching lever (3) passes through connecting rod (8) again and is connected with the drift guide runner (7) of punch carrier (9);
The middle part of b. described punching lever (3) is connected with floating fulcrum slide block (26) by pin (32), and floating fulcrum set screw nail (25) installs on the top of described floating fulcrum slide block (26), and is fixed on the upside of " " type body (1);
The lower end of c. described floating fulcrum slide block (26) is provided with floating fulcrum returning spring (27), and is connected with punch carrier (9) and camera (28);
D. the described cylinder of finding a view (4) lower end is provided with piston rod (401) and is connected with view finder (13) and reflective mirror (14) by removable pin (402);
E. oblique workpiece panel (40) below that is arranged on of described scattering sheet feed arrangement (16), the end of described scattering sheet feed arrangement (16) piston rod (161) above it is installed with the scattering sheet (15) parallel with workpiece panel (40), and described scattering sheet (15) is adjacent to workpiece (42);
F. below the described die (19), connecting die cylinder (22), die guide rail (20), die slide block (21);
G. described down light source (41) device at workpiece panel (40) below scattering sheet (15), and nestle up die (19) around.
2. the numerical control punching machine that image as claimed in claim 1 is found accurately automatically is characterized in that: the rectilinear motion of described drift guide runner (7) and drift guide rail (10) adopts straight line ball moving sets (30).
3. the numerical control punching machine that image as claimed in claim 1 is found accurately automatically is characterized in that: the rectilinear motion of described guide rail of finding a view (6) and slide block (5) adopts straight line ball moving sets.
4. the numerical control punching machine that image as claimed in claim 1 is found accurately automatically is characterized in that: described die guide rail (20) adopts straight line ball moving sets with the rectilinear motion of die slide block (21).
5. the numerical control punching machine that image as claimed in claim 1 is found accurately automatically is characterized in that: the clamping device of described drift (11) adopts two halves half (29) synthetic and by the structure of screw (36) tightening.
6. the numerical control punching machine of finding accurately automatically as claim 1 or 5 described images, it is characterized in that: device has rubber stripper (12) below the described drift (11).
7. the numerical control punching machine of finding accurately automatically as claim 1 or 3 described images, it is characterized in that: the astigmatic system of the oblique movement that described guide rail of finding a view (6) and slide block (5) constitute is adjacent to workpiece (42) by astigmatic cylinder (16) with scattering sheet (15); The picked-up angle [alpha] of guide rail (6) and slide block (5) of finding a view can be by 0～60 ° of variation.
8. the numerical control punching machine of finding accurately automatically as claim 1 or 5 described images, it is characterized in that: each device of the both sides of described punch carrier (9) has an inflatable mouth (33), and the source of the gas of described inflatable mouth (33) is the clean gas that workpiece panel (40) getter device is drained.
9. the numerical control punching machine of finding accurately automatically as claim 1 or 7 described images, it is characterized in that: described reflective mirror (14) is the finder system that utilizes two reflective mirrors.
10. the numerical control punching machine that image as claimed in claim 1 is found accurately automatically is characterized in that: described punching power set (2), view finder feed mechanism (4), scattering sheet feed arrangement (16), die feed mechanism (22) are pneumatic means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021362874A CN1143763C (en) | 2002-07-29 | 2002-07-29 | Numerally controlled punching machine with automatic image location |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021362874A CN1143763C (en) | 2002-07-29 | 2002-07-29 | Numerally controlled punching machine with automatic image location |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1397415A true CN1397415A (en) | 2003-02-19 |
| CN1143763C CN1143763C (en) | 2004-03-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB021362874A Expired - Fee Related CN1143763C (en) | 2002-07-29 | 2002-07-29 | Numerally controlled punching machine with automatic image location |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1143763C (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100404220C (en) * | 2006-06-09 | 2008-07-23 | 应书波 | Mechanical hole punch |
| CN100532025C (en) * | 2007-11-30 | 2009-08-26 | 攀钢集团矿业公司 | Machine for finding hole |
| CN101733438B (en) * | 2009-11-10 | 2011-09-28 | 重庆理工大学 | Robot for punching positioning holes on circuit board |
| CN102320061A (en) * | 2011-06-15 | 2012-01-18 | 江苏理士电池有限公司 | The perforating device of lead-acid accumulator shell |
| CN103240570A (en) * | 2013-04-22 | 2013-08-14 | 绍兴腾阳机械有限公司 | C/Z-type integrated cold roll forming machine |
| CN108971325A (en) * | 2018-09-14 | 2018-12-11 | 广东耐施特机械有限公司 | A kind of mold and aluminum alloy pattern plate punch mechanism |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105666584A (en) * | 2016-02-29 | 2016-06-15 | 深圳市威利特自动化设备有限公司 | Coiled material punching machine with automatically-aligned punch |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2873439B2 (en) * | 1995-09-22 | 1999-03-24 | セイコープレシジョン株式会社 | Drilling device and method for printed circuit board |
| JP3621629B2 (en) * | 2000-05-31 | 2005-02-16 | Ｕｈｔ株式会社 | Drilling device |
-
2002
- 2002-07-29 CN CNB021362874A patent/CN1143763C/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100404220C (en) * | 2006-06-09 | 2008-07-23 | 应书波 | Mechanical hole punch |
| CN100532025C (en) * | 2007-11-30 | 2009-08-26 | 攀钢集团矿业公司 | Machine for finding hole |
| CN101733438B (en) * | 2009-11-10 | 2011-09-28 | 重庆理工大学 | Robot for punching positioning holes on circuit board |
| CN102320061A (en) * | 2011-06-15 | 2012-01-18 | 江苏理士电池有限公司 | The perforating device of lead-acid accumulator shell |
| CN103240570A (en) * | 2013-04-22 | 2013-08-14 | 绍兴腾阳机械有限公司 | C/Z-type integrated cold roll forming machine |
| CN103240570B (en) * | 2013-04-22 | 2015-07-08 | 绍兴腾阳机械有限公司 | C/Z-type integrated cold roll forming machine |
| CN108971325A (en) * | 2018-09-14 | 2018-12-11 | 广东耐施特机械有限公司 | A kind of mold and aluminum alloy pattern plate punch mechanism |
| CN108971325B (en) * | 2018-09-14 | 2023-09-19 | 广东耐施特机械有限公司 | Aluminum template punching mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1143763C (en) | 2004-03-31 |
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Owner name: NINGBO DEYI MACHINERY ELECTRIC EQUIPMENT CO., LTD. Free format text: FORMER OWNER: YING SHUBO Effective date: 20090703 |
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Effective date of registration: 20090703 Address after: No. 173 Lake Qian Bei Road, Dongqian Lake tourism resort, Ningbo, Zhejiang Patentee after: Ningbo Deyi Machinery Electric Equipment Co., Ltd. Address before: Ningbo, Zhejiang Province East Lake Town Lake Road, No. 173, Ningbo benefit electrical and mechanical equipment Co., Ltd. Patentee before: Ying Shubo |
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Granted publication date: 20040331 Termination date: 20170729 |